Scraper blade



Oct. 27 .1925. 1,559,060

G. E. ALLEMAN S CRAPER BLADE Ftled llarch 28', 1923 Patented Oct. 27, I925.

UNITED STATES PATENTOFFICE.

GRANT E. ALLEMAN, or sHoEMAKEnsvILLE, PENNSYLVANIA.

SCRAPER BLADE.

Application filed March 28, 1923. Serial No. 628,395.

To all whom it may concern: formed integrally therewith and projecting 40 Be it known that I, GRANT E. ALLEMAN, upward from the body portion 1.

a citizen of the United States, residing at Along the under side of the body portion Shoemakersville, in the county of Berks l I. form an integral blade or scraper por- V and State of Pennsylvania, have invented tion 5, extending the full length of the body certain new and useful Improvements in portion, and its extremities are extended 45 Scraper Blades, of which the following is upward, to form a pair of upright members a specification. 6, which members, when the scraper is in This invention relates to improvements in action, will insure the vertical or side walls scraper blades and the object in the present of the casing in which it works to be scraped instance isto provide a simple and effecat the same time, and just as effectually as 50 tive scraper blade, adapted for use in an the other portion of the scraper elfects the agitator connected with a suction dredge. desired object.

In devices of this character, the agitator It'is evident that this vertical or upright is carried on the lower extremity of the sucportion of the scraper blade will not only intion device, and the agitator drags through sure a more thorough scraping, but it will 5 the muck on the river bottom. This agitator, tend to hold the blade and the body of the among other things, consists of a plurality scraper in proper alinement across the path of scraper blades arranged in an endless of travel, in other words, the tendency to chain, and adapted to travel in a casing. buckle will be greatly eliminated.

The wall of this casing is constantly being The device may be made of any suitable 60 coated with mud and other sediment, and material, but I prefer to use cast metal, prefit is the object in the present instance to erably iron. provide a serviceable and effective scraper Having thus described my invention, I blade for keeping this portion of the device claim and desire to secure by Letters Patfree and insuring'that the sediment will be ent:- properly agitated. A scraper blade for conveyors including The invention is more fully described in a body member with a chain engaging yoke the following specification and clearly illusissuing from one face and a blade issuing 30 trated in the accompanying drawing, in from the opposite face along the longituwhich dinal center of the body whereby the mar- F gure 1 1s a plan vlew of my scraper and ginal edges of the latter project beyond the Figure 2 1s a front elevation thereof. sides of the blade, the terminals of said blade The numeral 1 designates the body porextending at right angles to the body and r tion of the blade, which is formed integrally being in parallel relation to the yoke memwith a yoke member, comprising two paralber. 1-01 bars 2 and a spindle member 3. joining In testimony whereof I aflix my signathe ends of the bars, while each bar is ture. formed with an enlarged sleeve portion 4 GRANT E. ALLEMAN. 

